Weather Almanac: Genoa, CO 80818

🗓️ Historical norms for May 2026

May avg. precipitation
🌧️ 2.58"
May days below freezing
📉 ≈1.7 days
Average May lows ≈43.2°F
USDA Zone
5b
Annual extreme lows -15°F to -10°F
Last Spring Frost (36°F)
🌷 May 31
First Fall Frost (36°F)
🍂 Sep 20
Fri. May 1 🌕

🌅 5:54 a.m.

H: ≈63.2°F

L: ≈37.9°F

🌇 7:47 p.m.

Sat. May 2  

🌅 5:53 a.m.

H: ≈63.6°F

L: ≈38.3°F

🌇 7:48 p.m.

Sun. May 3  

🌅 5:52 a.m.

H: ≈64.0°F

L: ≈38.6°F

🌇 7:49 p.m.

Mon. May 4  

🌅 5:51 a.m.

H: ≈64.3°F

L: ≈39.0°F

🌇 7:50 p.m.

Tue. May 5  

🌅 5:50 a.m.

H: ≈64.7°F

L: ≈39.4°F

🌇 7:51 p.m.

Wed. May 6  

🌅 5:49 a.m.

H: ≈65.1°F

L: ≈39.7°F

🌇 7:52 p.m.

Thu. May 7  

🌅 5:47 a.m.

H: ≈65.4°F

L: ≈40.1°F

🌇 7:53 p.m.

Fri. May 8  

🌅 5:46 a.m.

H: ≈65.8°F

L: ≈40.4°F

🌇 7:54 p.m.

Sat. May 9 🌗

🌅 5:45 a.m.

H: ≈66.2°F

L: ≈40.8°F

🌇 7:55 p.m.

Sun. May 10  

🌅 5:44 a.m.

H: ≈66.6°F

L: ≈41.2°F

🌇 7:56 p.m.

Mon. May 11  

🌅 5:43 a.m.

H: ≈67.0°F

L: ≈41.5°F

🌇 7:57 p.m.

Tue. May 12  

🌅 5:42 a.m.

H: ≈67.4°F

L: ≈41.9°F

🌇 7:58 p.m.

Wed. May 13  

🌅 5:41 a.m.

H: ≈67.8°F

L: ≈42.2°F

🌇 7:59 p.m.

Thu. May 14 Ascension  

🌅 5:40 a.m.

H: ≈68.2°F

L: ≈42.6°F

🌇 8:00 p.m.

Fri. May 15  

🌅 5:40 a.m.

H: ≈68.5°F

L: ≈42.9°F

🌇 8:01 p.m.

Sat. May 16 🌑

🌅 5:39 a.m.

H: ≈68.9°F

L: ≈43.3°F

🌇 8:01 p.m.

Sun. May 17  

🌅 5:38 a.m.

H: ≈69.3°F

L: ≈43.6°F

🌇 8:02 p.m.

Mon. May 18  

🌅 5:37 a.m.

H: ≈69.7°F

L: ≈44.0°F

🌇 8:03 p.m.

Tue. May 19  

🌅 5:36 a.m.

H: ≈70.1°F

L: ≈44.3°F

🌇 8:04 p.m.

Wed. May 20  

🌅 5:35 a.m.

H: ≈70.5°F

L: ≈44.7°F

🌇 8:05 p.m.

Thu. May 21  

🌅 5:35 a.m.

H: ≈70.8°F

L: ≈45.0°F

🌇 8:06 p.m.

Fri. May 22  

🌅 5:34 a.m.

H: ≈71.2°F

L: ≈45.3°F

🌇 8:07 p.m.

Sat. May 23 🌓

🌅 5:33 a.m.

H: ≈71.6°F

L: ≈45.7°F

🌇 8:08 p.m.

Sun. May 24 Pentecost  

🌅 5:33 a.m.

H: ≈72.0°F

L: ≈46.0°F

🌇 8:08 p.m.

Mon. May 25 Memorial Day  

🌅 5:32 a.m.

H: ≈72.3°F

L: ≈46.3°F

🌇 8:09 p.m.

Tue. May 26  

🌅 5:31 a.m.

H: ≈72.7°F

L: ≈46.6°F

🌇 8:10 p.m.

Wed. May 27  

🌅 5:31 a.m.

H: ≈73.1°F

L: ≈46.9°F

🌇 8:11 p.m.

Thu. May 28  

🌅 5:30 a.m.

H: ≈73.4°F

L: ≈47.2°F

🌇 8:12 p.m.

Fri. May 29  

🌅 5:30 a.m.

H: ≈73.8°F

L: ≈47.6°F

🌇 8:12 p.m.

Sat. May 30  

🌅 5:29 a.m.

H: ≈74.1°F

L: ≈47.9°F

🌇 8:13 p.m.

Sun. May 31 🌕

🌅 5:29 a.m.

H: ≈74.5°F

L: ≈48.2°F

🌇 8:14 p.m.


Temperature climatic data from weather station: GENOA (USC00053258)

Precipitation climatic data from weather station: GENOA (USC00053258)

Agricultural climatic data from weather station: SHAW 2 E (USC00057557)